A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

A striking public sculpture representing the period of martial law in Communist Poland.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

Once a giant gingerbread factory, this space now hosts exhibits and workshops on the historic treat.

Crosses of all shapes, sizes and colors litter the mountain, the site of a huge yearly Orthodox pilgrimage.

The unsettling remnants of a torn down movie set lies nearby the ruined location of the actual Płaszów Labor Camp.

Warsaw's fantastically preserved gasworks...almost.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

The site of the first battle of World War II.

This uber-quaint Polish village is known for its habit of painting elaborate floral motifs on just about everything.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

An underground city of salt.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

A haunting, yet lovingly hand-hewn potters' field full of graves that flood with each heavy rain.

This spectacular bridge supported by two gigantic hands looks like something out of a fantasy universe.

Walking by this fence is like strolling along a portal to various fictional worlds.

The loneliest island in New York.

19th century cemetery hidden in Brooklyn's Prospect Park.

Final resting place for the Triangle Shirtwaist fire’s unidentified victims.

A burial ground of rusting metal grave markers.

Brooklyn's Barkaloo Cemetery is the resting place of a scant two bodies.